#include <stdio.h>
#include <math.h>
#include "PidfStr.h"
#include "PidfAnsi.h"
#include "UDFCDF_Str.h"
#include "UDFCDF_Ansi.h"

void NeedAlt (ByTe_2 N)
{
   extern struct UserDefs InFo;

   struct Pidf *P;
   struct PidfUnit *Pu;
   struct SrcInfo *S;

   S = (struct SrcInfo *)InFo.Src + N;

   ReadPidf(S->Key, InFo.PIDF);
   P = (struct Pidf *) InFo.PIDF;

   Pu = (struct PidfUnit *)P->Units + S->AltUN;            
   S->AltNAS = Pu->NTbls;                                 
   S->ScanSca = Pu->Sca - 1;

   if (Pu->NTbls > 0)                                       
   {
      S->AltTbls = TransFer(Pu->Tbls, 1, (ByTe_2)Pu->NTbls); 
      S->AltOps = TransFer((ByTe_1 *)Pu->Ops, 2, (ByTe_2)Pu->NTbls); 
   }
}